Summary
Math Antics explores lines of symmetry in shapes and figures. A clear, animated 12-minute lesson you can drop straight into a grade 4 math block -- pause-friendly, with worked examples on screen.
Viewer safety
All ages
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Teaching resources
Discussion questions
Discussion
A few questions to talk through after watching “Symmetry.”
- What does it mean for a shape to have a line of symmetry?
- How can folding test for symmetry?
- Which letters of the alphabet have symmetry?
Quick work-a-long
Vocabulary: symmetry, line of symmetry, mirror, reflect, fold.
Try it: Find the lines of symmetry in a square and in a rectangle.